White Beans with Potatoes in Cream Sauce

Name: White Beans with Potatoes in Cream Sauce
Prep time: 30 min
Cook time: 1 h
Total time: 1 h 30 min
Yield: 2
Ingredients: 300 g dried white beans; 3–4 potatoes; 1 onion; 1 tbsp butter; 2 tbsp plain flour; milk (as needed); 3 tbsp sour cream; 1 bay leaf; 1 sprig of lovage; 4 allspice berries; salt; dill (or 2 cloves of garlic, to taste)